CN1285189C - 多载波通信方案中向多个载频分配通信信号的方法与设备 - Google Patents

多载波通信方案中向多个载频分配通信信号的方法与设备 Download PDF

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Publication number
CN1285189C
CN1285189C CNB2004100546765A CN200410054676A CN1285189C CN 1285189 C CN1285189 C CN 1285189C CN B2004100546765 A CNB2004100546765 A CN B2004100546765A CN 200410054676 A CN200410054676 A CN 200410054676A CN 1285189 C CN1285189 C CN 1285189C
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China
Prior art keywords
carrier frequency
communication
spreading factor
signal
carrier
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Expired - Lifetime
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CNB2004100546765A
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English (en)
Chinese (zh)
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CN1578208A (zh
Inventor
蒂埃里·莱塔布勒
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Usao Investment Co ltd
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Alcatel NV
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Publication of CN1578208A publication Critical patent/CN1578208A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H04L5/0046—Determination of the number of bits transmitted on different sub-channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • H04L5/0021—Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
CNB2004100546765A 2003-07-28 2004-07-27 多载波通信方案中向多个载频分配通信信号的方法与设备 Expired - Lifetime CN1285189C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03360093.3 2003-07-28
EP03360093A EP1503534B1 (fr) 2003-07-28 2003-07-28 Procédé et dispositif de sélection de sousporteuses selon les exigences de qualité de service dans un système de communication multi-porteuses

Publications (2)

Publication Number Publication Date
CN1578208A CN1578208A (zh) 2005-02-09
CN1285189C true CN1285189C (zh) 2006-11-15

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Family Applications (1)

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CNB2004100546765A Expired - Lifetime CN1285189C (zh) 2003-07-28 2004-07-27 多载波通信方案中向多个载频分配通信信号的方法与设备

Country Status (5)

Country Link
US (1) US7324431B2 (fr)
EP (1) EP1503534B1 (fr)
CN (1) CN1285189C (fr)
AT (1) ATE315290T1 (fr)
DE (1) DE60303109T2 (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005057429A (ja) * 2003-08-01 2005-03-03 Nec Corp Ｃｄｍａ通信装置およびその方法
US8130781B2 (en) 2005-02-28 2012-03-06 Intellectual Ventures I Llc Method and apparatus for providing dynamic selection of carriers
JP4526977B2 (ja) * 2005-03-02 2010-08-18 株式会社エヌ・ティ・ティ・ドコモ 送信機および送信制御方法
JPWO2006092856A1 (ja) * 2005-03-02 2008-08-07 富士通株式会社 マルチキャリア通信方法及びそれに使用される基地局及び移動局
FI20055175A0 (fi) * 2005-04-15 2005-04-15 Nokia Corp Radioyhteysmenettely CDMA-pohjaisessa viestintäjärjestelmässä
EP1869786B1 (fr) * 2005-04-15 2018-06-13 Nokia Technologies Oy Plan d acces radio dans un systeme de communication base sur cdma
US20060280113A1 (en) * 2005-06-10 2006-12-14 Huo David D Method and apparatus for dynamic allocation of pilot symbols
CN1893343B (zh) * 2005-07-05 2010-05-05 上海原动力通信科技有限公司 多载波hsdpa下行业务信道资源分配及数据传输的方法
US8229448B2 (en) * 2005-08-01 2012-07-24 Samsung Electronics Co., Ltd. Apparatus and method for adaptive channel quality feedback in a multicarrier wireless network
US7903628B2 (en) * 2005-08-22 2011-03-08 Qualcomm Incorporated Configurable pilots in a wireless communication system
US8423670B2 (en) * 2006-01-25 2013-04-16 Corporation For National Research Initiatives Accessing distributed services in a network
JP5065609B2 (ja) * 2006-03-20 2012-11-07 株式会社エヌ・ティ・ティ・ドコモ 基地局、移動局および伝搬路測定用信号の送信制御方法
EP2011295B1 (fr) 2006-04-24 2013-07-10 Electronics and Telecommunications Research Institute Procédé de production de motif pilote et dispositif associé
KR100961744B1 (ko) * 2007-02-05 2010-06-07 삼성전자주식회사 광대역 무선통신시스템에서 상향링크 스케줄링 장치 및방법
US8290083B2 (en) * 2007-03-09 2012-10-16 Qualcomm Incorporated Quadrature imbalance mitigation using unbiased training sequences
US8064550B2 (en) 2007-03-09 2011-11-22 Qualcomm, Incorporated Quadrature imbalance estimation using unbiased training sequences
US8428175B2 (en) * 2007-03-09 2013-04-23 Qualcomm Incorporated Quadrature modulation rotating training sequence
US20080233966A1 (en) * 2007-03-22 2008-09-25 Comsys Communication & Signal Processing Ltd. Resource allocation apparatus and method in an orthogonal frequency division multiple access communication system
US9078269B2 (en) 2007-09-21 2015-07-07 Qualcomm Incorporated Interference management utilizing HARQ interlaces
US8824979B2 (en) 2007-09-21 2014-09-02 Qualcomm Incorporated Interference management employing fractional frequency reuse
US9066306B2 (en) 2007-09-21 2015-06-23 Qualcomm Incorporated Interference management utilizing power control
RU2474080C2 (ru) * 2007-09-21 2013-01-27 Квэлкомм Инкорпорейтед Управление помехами посредством регулирования мощности
US9137806B2 (en) 2007-09-21 2015-09-15 Qualcomm Incorporated Interference management employing fractional time reuse
US9374791B2 (en) 2007-09-21 2016-06-21 Qualcomm Incorporated Interference management utilizing power and attenuation profiles
US20090135754A1 (en) 2007-11-27 2009-05-28 Qualcomm Incorporated Interference management in a wireless communication system using overhead channel power control
US8948095B2 (en) 2007-11-27 2015-02-03 Qualcomm Incorporated Interference management in a wireless communication system using frequency selective transmission
JP5328561B2 (ja) * 2009-08-19 2013-10-30 キヤノン株式会社 通信システムの制御装置、制御方法、およびコンピュータプログラム
US9065584B2 (en) 2010-09-29 2015-06-23 Qualcomm Incorporated Method and apparatus for adjusting rise-over-thermal threshold
US10791548B2 (en) 2016-05-02 2020-09-29 Qualcomm Incorporated Search space design for control channel in wireless communication
US11427660B2 (en) 2016-08-17 2022-08-30 Formosa Plastics Corporation, Usa Organosilicon compounds as electron donors for olefin polymerization catalysts and methods of making and using same
US20250109218A1 (en) 2023-09-29 2025-04-03 Formosa Plastics Corporation, U.S.A. Method for preparing catalyst component for polymerization of polyolefin without the use of internal electron donors
US20250115687A1 (en) 2023-10-06 2025-04-10 Formosa Plastics Corporation, U.S.A. Production method for solid catalyst component for polymerizing olefins, and catalyst for polymerizaing olefins

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1117459C (zh) * 1997-05-12 2003-08-06 阿马提通信有限公司 超帧比特分配方法和系统
JP4284773B2 (ja) * 1999-09-07 2009-06-24 ソニー株式会社 送信装置、受信装置、通信システム、送信方法及び通信方法
FR2799597B1 (fr) * 1999-10-08 2004-02-20 Mitsubishi Electric Inf Tech Procede de transmission de donnees sur porteuses multiples d'un emetteur a un recepteur et recepteur prevu pour la mise en oeuvre dudit procede
FI20001160L (fi) * 2000-05-15 2001-11-16 Nokia Networks Oy Pilottisignaalin toteuttamismenetelmä
DE10141971A1 (de) * 2001-08-28 2003-03-27 Siemens Ag Adaptive Kanalschätzung in einem OFDM-basierten Mobilfunksystem durch Variation der Anzahl der Pilotsymbole
US20030125039A1 (en) * 2001-12-27 2003-07-03 Nortel Networks Limited Multi-carrier traffic allocation enhancements to reduce access failures and to work across bands
US7020226B1 (en) * 2002-04-04 2006-03-28 Nortel Networks Limited I/Q distortion compensation for the reception of OFDM signals
US7317680B2 (en) * 2002-10-01 2008-01-08 Nortel Networks Limited Channel mapping for OFDM

Also Published As

Publication number Publication date
US7324431B2 (en) 2008-01-29
DE60303109T2 (de) 2006-07-27
CN1578208A (zh) 2005-02-09
US20050025113A1 (en) 2005-02-03
EP1503534B1 (fr) 2006-01-04
EP1503534A1 (fr) 2005-02-02
DE60303109D1 (de) 2006-03-30
ATE315290T1 (de) 2006-02-15

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Effective date of registration: 20210510

Address after: Texas, USA

Patentee after: Usao Investment Co.,Ltd.

Address before: Fa Guobalishi

Patentee before: ALCATEL

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Granted publication date: 20061115